CN116300653A - Mobile terminal data acquisition module - Google Patents

Mobile terminal data acquisition module Download PDF

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Publication number
CN116300653A
CN116300653A CN202310370908.0A CN202310370908A CN116300653A CN 116300653 A CN116300653 A CN 116300653A CN 202310370908 A CN202310370908 A CN 202310370908A CN 116300653 A CN116300653 A CN 116300653A
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China
Prior art keywords
module
data
mobile terminal
data acquisition
acquisition module
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Chinese (zh)
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朱强
董伟
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Shenzhen Asia Soft Information Technology Service Co ltd
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Shenzhen Asia Soft Information Technology Service Co ltd
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Priority to CN202310370908.0A priority Critical patent/CN116300653A/en
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    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • G05B19/0423—Input/output
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/20—Pc systems
    • G05B2219/24—Pc safety
    • G05B2219/24215—Scada supervisory control and data acquisition

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention discloses a mobile terminal data acquisition module, which comprises: the data acquisition module comprises a digital signal acquisition module for acquiring digital signals and an analog signal acquisition module for acquiring analog signals; the data display module is used for directly displaying the acquired data on the mobile terminal; the data processing module is used for processing and analyzing the data acquired by the data acquisition module and uploading the processed data to the data display module. According to the invention, the mobile terminal is modularly designed, the data acquisition module originally integrated in the mobile terminal is separated and installed in the detachable module, so that the purpose of replacing the data acquisition module can be achieved, the data acquisition range of the mobile terminal is increased, the volume and the weight of the mobile terminal are prevented from being increased, the mobile terminal is convenient to carry and use, and the diversity of the data acquisition module can be increased, so that the requirements of different data acquisition can be met.

Description

Mobile terminal data acquisition module
Technical Field
The invention relates to the technical field of data acquisition modules, in particular to a mobile terminal data acquisition module.
Background
In recent years, mobile terminal devices have become an integral part of people's daily life, and these devices not only have a communication function, but also can acquire, process and transmit data through various application programs, and due to the popularity of mobile terminal devices, data acquisition is widely applied in more and more application scenarios, for example, data acquisition can be applied in sales management and control, customer tracking, logistics tracking, and the like. However, data collection of mobile terminal devices also faces challenges, on the one hand, because of the limitations of the performance and storage capacity of the mobile terminal devices, large amounts of data cannot be stored and processed on the terminal devices; on the other hand, the data collection of the mobile terminal device needs to consider various factors such as the physical environment and the network environment of the terminal device, so as to ensure the reliability and stability of the data collection.
At present, the data acquisition module is based on a communication module of a remote data acquisition module platform, and integrates a communication chip, a memory chip and the like on a circuit board, so that the communication module has the functions of sending and receiving short messages, voice communication, data transmission and the like through the remote data acquisition module platform, and the remote data acquisition module can realize the main communication function of a common remote data acquisition module mobile terminal.
According to the application of data acquisition, the mobile terminal needs to adopt different data acquisition modules for different data signals, or adopts different acquisition boards, or integrates various data acquisition modules into the same mobile terminal so as to meet the data acquisition requirement of the mobile terminal, but the mobile terminal is too bulky, the portability and the practicability of the mobile terminal are reduced, and when various types of signals are acquired, the precision is not high, the use experience is influenced, the privacy protection capability of the transmitted signals is poor, and the safety is insufficient.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention aims to provide a mobile terminal data acquisition module which is used for solving the problems.
In order to achieve the above purpose, the present invention adopts the following technical scheme;
a mobile terminal data acquisition module comprises a data acquisition module, a data display module, a data processing module, a signal adjusting module, an A/D conversion module and a signal modulation module; the data acquisition module comprises a digital signal acquisition module for acquiring digital signals and an analog signal acquisition module for acquiring analog signals; the data display module is used for directly displaying the acquired data on the mobile terminal; the data processing module is used for processing and analyzing the data acquired by the data acquisition module and uploading the processed data to the data display module; the signal adjusting module adjusts and sorts the discrete signals input from the outside, so that the discrete signals are closer to the true value; the A/D conversion module is used for converting the analog signals into digital signals and then uploading the digital signals to the data processing module for processing; the signal modulation module is used for converting the digital signal output by the data processing module into an analog signal; the mobile terminal also comprises a terminal power supply, wherein the terminal power supply is used for supplying power to the mobile terminal, the data display module, the data processing module, the signal adjusting module, the A/D conversion module and the signal modulation module.
The mobile terminal comprises a host and a detachable module, wherein the detachable module is connected to the host in a clamping mode, the data display module, the data processing module, the signal modulation module and the terminal power supply are all installed on the host, and the data acquisition module, the signal modulation module and the A/D conversion module are all installed on the detachable module.
As a further description of the above technical solution:
the analog signal acquisition module comprises an analog signal acquisition unit and a discrete signal acquisition unit, wherein decibels of the analog signal acquisition unit and the discrete signal acquisition unit are used for acquiring continuous analog signals and discrete signals.
As a further description of the above technical solution:
the detachable module is provided with plugs respectively corresponding to the data acquisition module, the signal adjustment module and the A/D conversion module, the host is provided with a socket matched with the plugs, and the data acquisition module, the signal adjustment module and the A/D conversion module are electrically connected with the socket and the data processing module through the plugs.
As a further description of the above technical solution:
the number of the detachable modules is three or more, and the back and two sides of the host are provided with clamping grooves for accommodating the clamping detachable modules.
As a further description of the above technical solution:
the host also comprises an operation panel, and the operation panel is electrically connected with the data processing module.
As a further description of the above technical solution:
the transmitter is used for quantitatively converting the acquired analog signals into discrete signals and then further converting the discrete signals into digital signals through the A/D conversion module.
As a further description of the above technical solution:
the transmitter and the data acquisition module are integrated in the same detachable module.
As a further description of the above technical solution:
the system also comprises a data encryption module and a data decryption module, wherein the data encryption module is used for encrypting the data packet of the equipment and the control platform from the data processing module; the data encryption module is used for decrypting the data information converted by the A/D conversion module to obtain the required equipment information.
As a further description of the above technical solution:
the data encryption module encrypts the transmitted data information by adopting an AES algorithm and generates a secret key, and then generates a corresponding public key and a private key by adopting the RSA algorithm; the data decryption module of the data decryption module adopts a private key to open the public key and obtain the private key, and then obtains the transmitted data information through the reverse circulation AES algorithm.
As a further description of the above technical solution:
the data encryption module is an AES encryption unit and an RSA encryption unit, and the data decryption module is divided into an AES decryption unit and an RSA decryption unit, wherein the AES encryption unit and the AES decryption unit are arranged in the host, and the RSA encryption unit and the RSA decryption unit are arranged in the detachable module.
Compared with the prior art, the invention has the advantages that:
according to the scheme, the mobile terminal is modularized, the data acquisition module originally integrated in the mobile terminal is separated and installed in the detachable module, so that the purpose of replacing the data acquisition module is achieved, the data acquisition range of the mobile terminal is increased, the volume and the weight of the mobile terminal are prevented from being increased, the mobile terminal is convenient to carry and use, and meanwhile the diversity of the data acquisition module can be increased, so that the requirements of different data acquisition are met.
Drawings
Fig. 1 is a schematic diagram of a front view structure of a mobile terminal according to the present invention;
FIG. 2 is a right-side view of the host computer according to the present invention;
FIG. 3 is a schematic top view of the main unit of the present invention;
FIG. 4 is a schematic diagram of the present invention;
FIG. 5 is a schematic diagram of a data acquisition module according to the present invention;
fig. 6 is a schematic diagram of the data encryption and decryption principle of the present invention.
The reference numerals in the figures illustrate:
1. a data acquisition module; 11. a digital signal acquisition module; 12. an analog signal acquisition module; 121. an analog signal acquisition unit; 122. a discrete signal acquisition unit; 2. a data display module; 3. a data processing module; 4. a signal conditioning module; 5. an A/D conversion module; 6. a signal modulation module; 7. a terminal power supply; 8. a host; 9. a removable module; 10. an operation panel; 101. a transmitter; 11. a data encryption module; 111. an AES encryption unit; 112. an RSA encryption unit; 12. a data decryption module; 121. an AES decryption unit; 122. RSA decryption unit.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention;
referring to fig. 1 to 6, a mobile terminal data acquisition module of the present invention includes a data acquisition module 1, a data display module 2, a data processing module 3, a signal adjustment module 4, an a/D conversion module 5, and a signal modulation module 6. The method comprises the following steps:
the data acquisition module 1 comprises a digital signal acquisition module 11 for acquiring digital signals and an analog signal acquisition module 12 for acquiring analog signals, and the data acquisition module 1 with different types is used for respectively acquiring different types, different frequencies and different precision requirements, so that the data acquisition capacity range of the mobile terminal is improved, and the wide range of data acquisition of the mobile terminal is enlarged.
The data display module 2 is used for directly displaying the collected data on the mobile terminal, and can directly display and check the collected data on the mobile terminal, so that the use and check of a user are facilitated.
The data processing module 3 is used for processing and analyzing the data acquired by the data acquisition module 1, and the data processing module is used for analyzing and processing the data acquired by the data acquisition module, so that not only can digital signals be processed, but also analog signals can be processed.
Among the most important techniques for processing digital signals, digital signal processing techniques mainly include fourier transform, discrete fourier transform, wavelet transform, filter design, digital signal filtering, digital signal enhancement, etc., which can be used to convert an original digital signal into data in the frequency domain, time domain or other domains for analysis and processing, and at the same time can remove noise and interference in the signal.
The analog signal processing technology mainly comprises analog signal filtering, analog signal amplifying, analog signal gain and other technologies, and can process the acquired analog signals, and the process mainly converts the analog signals into digital signals so as to facilitate further processing.
And upload the processed data to the data display module 2, the data processing module 3 can analyze and process the signals collected by the data collection module 1, so as to obtain the transferred data, and upload the data to the data display module 2 for viewing.
The signal adjusting module 4 adjusts and sorts the discrete signals input from the outside, so that the discrete signals are closer to the true value, the input discrete signals are conditioned, various discrete signals can be read, the types of data which can be acquired by the mobile terminal are further expanded, and the types of the data acquisition boards are reduced.
The signal regulating module has good universality, can read and process various discrete signals, including digital signals, analog signals and the like, further expands the types of data which can be acquired by the mobile terminal and reduces the types and the number of data acquisition boards; meanwhile, the signal adjusting module filters and denoises the signals while realizing the functions of the signal adjusting module, so that the quality of the signals is effectively improved.
The a/D conversion module 5 is configured to convert an analog signal into a digital signal, and upload the digital signal to the data processing module 3 for processing, and since the data processing module 3 can only process the digital signal, the obtained analog signal and discrete signal need to be converted into a digital signal that can be processed and analyzed.
The signal modulation module 6 is configured to convert the digital signal output by the data processing module 3 into an analog signal, which can be conveniently sent out by the communication module of the mobile terminal.
The mobile terminal also comprises a terminal power supply 7, wherein the terminal power supply 7 is used for supplying power to the mobile terminal, the data display module 2, the data processing module 3, the signal adjusting module 4, the A/D conversion module 5 and the signal modulation module 6.
The mobile terminal comprises a host 8 and a detachable module 9, wherein the detachable module 9 is clamped on the host 8, the data display module 2, the data processing module 3, the signal modulation module 6 and the terminal power supply 7 are all installed on the host 8, the data acquisition module 1, the signal adjustment module 4 and the A/D conversion module 5 are all installed on the detachable module 9, and the data acquisition module 1, the signal adjustment module 4 and the A/D conversion module 5 are arranged on the detachable and replaceable detachable module 9, so that the types, the precision and the types of the data acquisition module 1, the signal adjustment module 4 and the A/D conversion module 5 can be replaced, and the mobile terminal can be selectively carried and installed for use according to the actual use of the mobile terminal, so that a large number of mobile terminals are prevented from being directly carried or heavy mobile terminals are carried, the convenience of the mobile terminal is improved, and the mobile terminal is convenient for a user to operate and use.
In the invention, the types of the acquired signals aimed at by the mobile terminal are various, such as: environmental test system, distribution system, flight measurement and control system etc. wherein all have different data acquisition requirement to the data that will gather, so can gather the work to multiple kind data to avoid directly increasing mobile terminal's volume and weight, according to the specific use mobile terminal of actual test demand, increase mobile terminal's use convenience, practicality are stronger.
Please refer to fig. 4 and fig. 5, wherein: the analog signal acquisition module 12 includes an analog signal acquisition unit 121 and a discrete signal acquisition unit 122, and the analog signal acquisition unit 121 and the discrete signal acquisition unit 122 are used for acquiring continuous analog signals and discrete signals.
In the present invention, the data acquisition module 1 and the analog signal acquisition module 12 comprise two signals of conventional signal transmission, namely a digital signal and an analog signal, and further divide discrete signals in the analog signal, so as to satisfy the requirements of most data acquisition signals.
In one aspect, the digital signal mainly refers to information expressed in a digital manner, such as voice, image and other data expressed in a binary coding manner. The analog signal refers to a signal that is continuous with time before sampling, such as a waveform signal of sound and image.
On the other hand, discrete signals refer to signals obtained by discretizing analog signals during acquisition, and continuous time signals (analog signals) are generally sampled at certain time intervals to obtain a series of signals consisting of discrete time and discrete amplitude, and the process is called sampling.
The analog signal acquisition module is required to be used for acquiring the analog signals, and mainly comprises an analog signal acquisition circuit, an analog signal conditioning circuit, an analog signal conversion circuit and the like, wherein the analog signal acquisition circuit mainly aims at preprocessing the acquired signals, eliminating clutter interference in the signals, guaranteeing the signal quality, and mainly carrying out filtering, amplifying, gain and other adjustment on the signals by the analog signal conditioning circuit so that the signals are more suitable for further processing, and the analog signal conversion circuit converts the signals into digital signals (such as using an A/D converter to carry out digital processing on the analog signals), thereby being convenient for storage, processing and transmission.
Please refer to fig. 1-4, wherein: the detachable module 9 is provided with plugs respectively corresponding to the data acquisition module 1, the signal adjustment module 4 and the A/D conversion module 5, the host 8 is provided with a socket matched with the plugs, and the data acquisition module 1, the signal adjustment module 4 and the A/D conversion module 5 are electrically connected with the socket and the data processing module 3 through the plugs.
In the invention, the signal path, the data path and the electric path are formed by the plug and the socket convenient data acquisition module 1, the signal adjusting module 4, the A/D conversion module 5 and the circuit board of the integrated data processing module 3, thereby facilitating data transmission and power supply.
Please refer to fig. 1-3, wherein: the number of the detachable modules 9 is three or more, and the back and two sides of the host 8 are provided with clamping grooves for accommodating the clamping detachable modules 9.
In the invention, three or more detachable modules 9 can facilitate the host 8 to simultaneously carry a plurality of data acquisition modules 1, thereby meeting the requirement of the mobile terminal for simultaneously acquiring a plurality of data.
Please refer to fig. 1 and 4, wherein: the host 8 further comprises an operation panel 10, and the operation panel 10 is electrically connected with the data processing module 3, so that the operation panel 10 is convenient for a user to control and operate the mobile terminal.
Please refer to fig. 4, wherein: also included is a transducer 101, the transducer 101 being configured to quantitatively convert the acquired analog signal into a discrete signal, which is then further converted into a digital signal by the a/D conversion module 5.
In the invention, the transmitter 101 can quantize the analog signal and then convert the quantized analog signal into the digital signal, thereby improving the precision of converting the analog signal into the digital signal and improving the precision of the data acquisition module.
Please refer to fig. 4, wherein: the transmitter 101 is integrated with the data acquisition module 1 inside the same removable module 9.
In the present invention, each analog signal acquisition unit 121 is equipped with a transmitter 101 inside the detachable module 9, thereby satisfying the need for improving accuracy.
Referring to fig. 4 and 6, a data encryption module 11 and a data decryption module 12 are further installed in the host 8, where the data encryption module 11 is used for encrypting a data packet sent by the data processing module 3 to the device and the control platform; the data encryption module 11 is configured to decrypt the data information converted by the a/D conversion module 5 to obtain the required device information.
In the invention, the data decryption module 12 enables the host 8 to have the function of decrypting the received data, so that the received data can be directly obtained and displayed through the data display module 2, the acquisition limitation of the mobile terminal data acquisition module 1 is reduced, the compatibility of the mobile terminal is improved, and meanwhile, the sent data information can be encrypted by the data encryption module 11, so that the privacy and the safety of data transmission are improved.
Referring to fig. 4 and 6, the data encryption module 11 encrypts the transmitted data information by using an AES algorithm to generate a secret key, and then generates a corresponding public key and private key by using the RSA algorithm; the data decryption module 12 of the data decryption module 12 opens the public key with the private key and obtains the secret key, and then obtains the transmitted data information by the reverse round AES algorithm.
In the invention, the AES algorithm is a symmetric encryption algorithm used for encrypting data and ensuring confidentiality of the encrypted data, the algorithm encrypts the data to be encrypted by using a key with the length of 128 bits, and when the data is encrypted, the original data is split into a plurality of blocks, and then each block is encrypted. The RSA algorithm is an asymmetric encryption algorithm used to ensure the integrity of data and to verify the identity of the communicating party. The algorithm uses two keys, one public (for encryption) and one private (for decryption). The public key can encrypt any plaintext, and the private key can only decrypt ciphertext encrypted by the public key.
Specifically, the encryption and decryption formulas of the AES algorithm are as follows:
encryption: e_k$c_i=e_k (p_i) =aes_k (p_i) \qquad 1\leq i\leq n$C_i $
Decryption: d_k$p_i=d_k (c_i) =aes_k+{ -1} (c_i) \qquad 1\leq i\leq n$P_i $
Where $ E_k $ represents encrypting plaintext using key $ k $ and $ D_k $ represents decrypting ciphertext using key $ k $ and the like. $P_i $is the $i $block in the text, $C_i $is the $i $block in the text.
The encryption and decryption formulas of the RSA algorithm are as follows:
encryption: C=M≡bmod n$e $
Decryption: m=c≡bmod n$d$
Where M is the plaintext (ciphertext) to be encrypted (decrypted), n is the product of two large prime numbers p and q, e is the public key exponent, d is the private key exponent, C is the ciphertext, and bmod is the modulo operation.
The information collected by the mobile terminal and the transmitted information are decrypted or encrypted through an AES algorithm, and then a secret key generated by encrypting the AES algorithm is encrypted or decrypted through an RSA algorithm, so that the safety and the privacy of the information collected and obtained by the mobile terminal data processing module can be comprehensively ensured, and the use safety of the mobile terminal is improved.
Referring to fig. 4 and 6, the data encryption module 11 is an AES encryption unit 111 and an RSA encryption unit 112, and the data decryption module 12 is divided into an AES decryption unit 121 and an RSA decryption unit 122, wherein the AES encryption unit 111 and the AES decryption unit 121 are installed inside the host 8, and the RSA encryption unit 112 and the RSA decryption unit 122 are installed inside the detachable module 9.
In the invention, the operation speed of the RSA algorithm is much slower than that of the AES algorithm, so that the efficiency of the whole encryption communication is affected, the efficiency of receiving and transmitting information of the mobile terminal is reduced to a certain extent, the using effect of the mobile terminal is reduced, and the RSA encryption unit 112 and the RSA decryption unit 122 are integrated in the detachable module 9, so that the RSA algorithm can be removed according to the information to be acquired and the information security requirement, thereby avoiding the using effect of the data acquisition module 1 caused by over encryption, and being more flexible and convenient to use.
The above description is only of the preferred embodiments of the present invention; the scope of the invention is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present invention, and the technical solution and the improvement thereof are all covered by the protection scope of the present invention.

Claims (10)

1. A mobile terminal data acquisition module, comprising:
the system comprises a data acquisition module (1), wherein the data acquisition module (1) comprises a digital signal acquisition module (11) for acquiring digital signals and an analog signal acquisition module (12) for acquiring analog signals;
the data display module (2), the said data display module (2) is used for displaying the data gathered directly on the mobile terminal;
the data processing module (3), the said data processing module (3) is used for processing the data that the analysis data acquisition module (1) gathers, and upload the data display module (2) after processing;
the signal adjusting module (4), the signal adjusting module (4) adjusts and sorts the discrete signals input from the outside, so that the discrete signals are more close to the true value;
the A/D conversion module (5) is used for converting the analog signals into digital signals and then uploading the digital signals to the data processing module (3) for processing;
the signal modulation module (6) is used for converting the digital signal output by the data processing module (3) into an analog signal;
the terminal power supply (7) is used for supplying power to the mobile terminal, the data display module (2), the data processing module (3), the signal adjusting module (4), the A/D conversion module (5) and the signal modulation module (6);
the mobile terminal comprises a host (8) and a detachable module (9), wherein the detachable module (9) is connected to the host (8) in a clamping mode, the data display module (2), the data processing module (3), the signal modulation module (6) and the terminal power supply (7) are all arranged on the host (8), and the data acquisition module (1), the signal modulation module (4) and the A/D conversion module (5) are all arranged on the detachable module (9).
2. The mobile terminal data acquisition module of claim 1, wherein: the analog signal acquisition module (12) comprises an analog signal acquisition unit (121) and a discrete signal acquisition unit (122), and the analog signal acquisition unit (121) and the discrete signal acquisition unit (122) are used for acquiring continuous analog signals and discrete signals.
3. The mobile terminal data acquisition module of claim 1, wherein: the detachable module (9) is provided with plugs respectively corresponding to the data acquisition module (1), the signal adjustment module (4) and the A/D conversion module (5), the host (8) is provided with a socket matched with the plugs, and the data acquisition module (1), the signal adjustment module (4) and the A/D conversion module (5) are electrically connected with the socket and the data processing module (3) through the plugs.
4. The mobile terminal data acquisition module of claim 1, wherein: the number of the detachable modules (9) is three or more, and the back and two sides of the host (8) are provided with clamping grooves for accommodating the clamping detachable modules (9).
5. The mobile terminal data acquisition module of claim 1, wherein: the host (8) further comprises an operation panel (10), and the operation panel (10) is electrically connected with the data processing module (3).
6. The mobile terminal data acquisition module of claim 1, wherein: the system also comprises a transmitter (101), wherein the transmitter (101) is used for quantitatively converting the acquired analog signals into discrete signals and then further converting the discrete signals into digital signals through an A/D conversion module (5).
7. The mobile terminal data acquisition module of claim 1, wherein: the transmitter (101) and the data acquisition module (1) are integrated in the same detachable module (9).
8. The mobile terminal data acquisition module of claim 1, wherein: the system also comprises a data encryption module (11) and a data decryption module (12), wherein the data encryption module (11) is used for encrypting the data packet of the equipment and the control platform from the data processing module (3); the data encryption module (11) is used for decrypting the data information converted by the A/D conversion module (5) to obtain the required equipment information.
9. The mobile terminal data acquisition module of claim 8, wherein: the data encryption module (11) encrypts the transmitted data information by adopting an AES algorithm and generates a secret key, and then generates a corresponding public key and a private key by adopting an RSA algorithm; the data decryption module (12) of the data decryption module (12) adopts a private key to open a public key and obtain a secret key, and then obtains transmitted data information through a reverse circulation AES algorithm.
10. The mobile terminal data acquisition module of claim 8, wherein: the data encryption module (11) is an AES encryption unit (111) and an RSA encryption unit (112), and the data decryption module (12) is divided into an AES decryption unit (121) and an RSA decryption unit (122), wherein the AES encryption unit (111) and the AES decryption unit (121) are installed inside the host (8), and the RSA encryption unit (112) and the RSA decryption unit (122) are installed inside the detachable module (9).
CN202310370908.0A 2023-04-10 2023-04-10 Mobile terminal data acquisition module Pending CN116300653A (en)

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Application Number Priority Date Filing Date Title
CN202310370908.0A CN116300653A (en) 2023-04-10 2023-04-10 Mobile terminal data acquisition module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310370908.0A CN116300653A (en) 2023-04-10 2023-04-10 Mobile terminal data acquisition module

Publications (1)

Publication Number Publication Date
CN116300653A true CN116300653A (en) 2023-06-23

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